Substantive rights include those in which the environment has a direct effect on the existence or the enjoyment of the right itself. Substantive rights comprise of: civil and political rights, such as the rights to life and liberty, freedom of expression, freedom of religion; cultural and social rights such as rights to health, water, food, and culture; and collective rights affected by environmental degradation, such as the rights of indigenous peoples (which is recognised in human rights and environment law).